Bitcoin BTCUSD moves like other financial instruments that we know (Futures and FX) despite its controversial nature as a financial instrument. In the Yellow zones there are the "Reverse points" that underlines the key area for the next months. Looking at the chart, the BTC is facing a downward movement that could lead the price to the first yellow zone to 30k.
Movement Expected: From 50k area to 30k and then to 20k in the next months.